CHEM. TEST (reactions, equations) Flashcards

1
Q

synthesis (definition)

A

the process where one or more chemical reactions are performed with the aim of converting a reactant

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2
Q

decomposition (definiton)

A

a single compound is broken down into 2 or more simpler substances

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3
Q

single replacement (definition)

A

type of reaction where an element replaces another in a compound

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4
Q

double replacement (definition)

A

2 soluble ionic compounds that react in solution to produce a precipite, a gas, or a molecular formula

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5
Q

combustion (definition)

A

the process of burning something

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6
Q

diatoms

A

hydrogen, nitrogen, oxygen, flourine, chlorine, bromine, iodine, astentine

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7
Q

an element (definition)

A

any substance that cannot be decomposed into simpler substances by ordinary chemical processes

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8
Q

a compound (definition)

A

a pure substance that can be broken down into elements. It is made of two or more atoms from different elements.

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9
Q

a mixture (definiton)

A

A mixture is made when two or more substances are combined, but they are not combined chemically.

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10
Q

balance this equation
aluminum oxide—–aluminum + oxygen

A

2Alsub2Osub3
4Al + 3Osub2

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11
Q

writing chemical formulas
Psub5Osub4

A

pentaphosphorus tetraoxide

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